3.Domestic Animals, History and Description of the Horse, Mule, Cattle, Sheep by Richard Lamb Allen (1856)"... The bearing rein Is a matter of much controversy; some claiming that it should
be entirely abolished, while others as strenuously contend for its almost ..."

4.The Young Folks' Cyclopædia of Common Things by John Denison Champlin (1884)"The check-rein or bearing-rein BB, meant to hold the horse's head in good shape,
is also buckled to rings on each side of the bit ; it is then passed ..."

5.The Popular Science Monthly (1884)"In crowded streets, with high- mettled horses that run freely up to their bits,
a well-fitted bearing-rein gives the driver a more thorough control of the ..."